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English to English adjective
| 1 |
lacking a backbone or spinal column |  | Example: worms are an example of invertebrate animals
source: wordnet30
| 2 |
lacking spiny processes | | Example: spineless fins
source: wordnet30
| 3 |
Having no spine. | | source: webster1913 adjective satellite
| 4 |
weak in willpower, courage or vitality | | source: wordnet30
| 5 |
lacking thorns | | source: wordnet30
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